x uchun yechish
x=\sqrt{5}+3\approx 5,236067977
x=3-\sqrt{5}\approx 0,763932023
Grafik
Baham ko'rish
Klipbordga nusxa olish
x-3=\sqrt{5} x-3=-\sqrt{5}
Tenglamaning ikkala tarafining kvadrat ildizini chiqarish.
x-3-\left(-3\right)=\sqrt{5}-\left(-3\right) x-3-\left(-3\right)=-\sqrt{5}-\left(-3\right)
3 ni tenglamaning ikkala tarafiga qo'shish.
x=\sqrt{5}-\left(-3\right) x=-\sqrt{5}-\left(-3\right)
O‘zidan -3 ayirilsa 0 qoladi.
x=\sqrt{5}+3
\sqrt{5} dan -3 ni ayirish.
x=3-\sqrt{5}
-\sqrt{5} dan -3 ni ayirish.
x=\sqrt{5}+3 x=3-\sqrt{5}
Tenglama yechildi.
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